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Finding the Fourth Proportional to 89,658.57, 134,508.93 and 50,242.89

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Solution

The fourth proportional to 89,658.57, 134,508.93 and 50,242.89 is: 75,376.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,658.57 : 134,508.93 = 50,242.89 : x
  2. Step 2: Convert to fraction form
    89,658.57/134,508.93 = 50,242.89/x
  3. Step 3: Cross multiply
    89,658.57x = 134,508.93 × 50,242.89
  4. Step 4: Simplify right side
    89,658.57x = 6,758,117,374.01
  5. Step 5: Solve for x
    x = 6,758,117,374.01/89,658.57
  6. Step 6: Final answer
    x = 75,376.15

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